BACKGROUND: The transforming growth factor-β1 (TGF-β1) is an important cytokine with anti-inflammatory properties and may have a role in the pathogenesis of liver fibrosis. OBJECTIVES: The main purpose of this study was to compare serum levels of TGF-β1 in a group of chronic hepatitis B (CHB) patients as well as healthy individuals and to determine the correlation between the TGF-β1 ... Read more